Threat Research

Case Files from the Help Desk: A Month of Vishing (Q2 2026)
Case Files from the Help Desk: A Month of Vishing (Q2 2026)

What does help desk vishing look like in the wild? Across 450 password reset attempts in one month, imper.ai surfaced coordinated impersonation patterns that individual calls alone would have missed.

imper.ai

July 16, 2026

Detecting DPRK IT Workers: High-Confidence Network & Identity Indicators (Q1 2026)
Detecting DPRK IT Workers: High-Confidence Network & Identity Indicators (Q1 2026)

Four DPRK IT workers detected in a single hiring cohort of 600. Network, device, and identity signals. Zero credentials issued.

imper.ai

April 13, 2026